Home / 27,427,683.16-37,842,537.18-21,608,400.16

Finding the Fourth Proportional to 27,427,683.16, 37,842,537.18 and 21,608,400.16

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Solution

The fourth proportional to 27,427,683.16, 37,842,537.18 and 21,608,400.16 is: 29,813,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427,683.16 : 37,842,537.18 = 21,608,400.16 : x
  2. Step 2: Convert to fraction form
    27,427,683.16/37,842,537.18 = 21,608,400.16/x
  3. Step 3: Cross multiply
    27,427,683.16x = 37,842,537.18 × 21,608,400.16
  4. Step 4: Simplify right side
    27,427,683.16x = 817,716,686,455,118
  5. Step 5: Solve for x
    x = 817,716,686,455,118/27,427,683.16
  6. Step 6: Final answer
    x = 29,813,553.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.